316213120

素因数分解:

$2^7\times 5^1\times {\mathrm{494083}}^1$

素因数の和:494102

約数の個数: 32

約数和(自身を含む): 755948520

約数和(自身を除く): 439735400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 494083, 988166, 1976332, 2470415, 3952664, 4940830, 7905328, 9881660, 15810656, 19763320, 31621312, 39526640, 63242624, 79053280, 158106560, 316213120]

約数ペア:

[(1, 316213120), (2, 158106560), (4, 79053280), (5, 63242624), (8, 39526640), (10, 31621312), (16, 19763320), (20, 15810656), (32, 9881660), (40, 7905328), (64, 4940830), (80, 3952664), (128, 2470415), (160, 1976332), (320, 988166), (640, 494083)]